Homesaver ultrapro collar plate with band connection supports the entire ultrapro/pro installation the 13x18 collarplate includes the top plate storm collar and top clamp all in one the built in clamp tightens with a nut or screw driver and features a welded watertight seal diameter 8 dimensions 13x18 construction material 304 alloy listings ul listed to 1777 standard for zero clearance and ulc listed to s63500 clearances 0 clearance to masonry for gas 1 clearance for pellet and oil stoves for woodburning applications insulation is required for 0 clearance to masonry supports entire ultrapro/pro installation top plate storm collar and top clamp all in one builtin clamp tightens with a nut or screw driver and features a welded watertight seal Ul listed to 1777 standard for zero clearance and ulc listed to s63504 0 clearance to masonry for gas 1 clearance for pellet and oil stoves for woodburning applications insulation is required for 0 clearance to masonry Easy to use As shown in the description Package included 1 piece
